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<head><meta charset="utf-8"><title>debugging rustc with lldb · t-compiler/help · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/182449-t-compiler/help/index.html">t-compiler/help</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/182449-t-compiler/help/topic/debugging.20rustc.20with.20lldb.html">debugging rustc with lldb</a></h3>

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<a name="160261234"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/182449-t-compiler/help/topic/debugging%20rustc%20with%20lldb/near/160261234" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> blitzerr <a href="https://rust-lang.github.io/zulip_archive/stream/182449-t-compiler/help/topic/debugging.20rustc.20with.20lldb.html#160261234">(Mar 08 2019 at 03:47)</a>:</h4>
<p>I get errors like </p>
<div class="codehilite"><pre><span></span>(lldb) p stack.obligation.param_env
error: librustc-3a4a2224a1f9ed20.dylib {0x020901c6}: unhandled type tag 0x0033 (DW_TAG_variant_part), please file a bug and attach the file at the start of this error message
error: librustc-3a4a2224a1f9ed20.dylib {0x020901c6}: unhandled type tag 0x0033 (DW_TAG_variant_part), please file a bug and attach the file at the start of this error message
error: librustc-3a4a2224a1f9ed20.dylib {0x0206a333}: unhandled type tag 0x0033 (DW_TAG_variant_part), please file a bug and attach the file at the start of this error message
error: librustc-3a4a2224a1f9ed20.dylib 0x0206a2f1: DW_TAG_member &#39;code&#39; refers to type 0x0206a333 which was unable to be parsed
</pre></div>



<a name="160261285"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/182449-t-compiler/help/topic/debugging%20rustc%20with%20lldb/near/160261285" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> blitzerr <a href="https://rust-lang.github.io/zulip_archive/stream/182449-t-compiler/help/topic/debugging.20rustc.20with.20lldb.html#160261285">(Mar 08 2019 at 03:48)</a>:</h4>
<p>Is this a known rust-lldb issue ?</p>



<a name="160296323"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/182449-t-compiler/help/topic/debugging%20rustc%20with%20lldb/near/160296323" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> blitzerr <a href="https://rust-lang.github.io/zulip_archive/stream/182449-t-compiler/help/topic/debugging.20rustc.20with.20lldb.html#160296323">(Mar 08 2019 at 14:59)</a>:</h4>
<p><span class="user-mention" data-user-id="129503">@Tom Tromey</span>  <span aria-label="point up" class="emoji emoji-1f446" role="img" title="point up">:point_up:</span></p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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